Artech Infosystems Data Entry Operator Interview Questions and Answers

A database is a structured collection of data that is organized and stored for easy access, management, and retrieval.

• A database is used to store and manage large amounts of data.

• It provides a way to organize data into tables, rows, and columns.

• Data can be easily retrieved, updated, and queried from a database.

• Examples of databases include MySQL, Oracle, and MongoDB.

The question is asking about the stack query.

• A stack query refers to a query related to the stack data structure.

• It may involve operations like push, pop, peek, or checking the size of the stack.

• Example: 'Write a query to implement a stack using an array.'

A library of database is a collection of organized data that can be accessed, managed, and updated efficiently.

• A library of database stores data in a structured manner, allowing for easy retrieval and manipulation.

• It typically consists of tables, which contain rows and columns representing different entities and attributes.

• Queries can be performed on the database to retrieve specific information or generate reports.

• Exa...read more